REPORT 1879. 



Date and Place 



1878. Dublin 



1879. Sheffield ... 



Lecturer 



G. J. Romanes, F.L.S 



Prof. Dewar, F.K.S 



W. Crookes, F.R.S 



Prof. E. Ray Lankester, 

 F.R.S. 



Subject of Discourse 



Animal Intelligence. 



Dissociation, or Modern Ideas of 



Chemical Action. 

 Radiant Matter. 

 Degeneration. . 



Lectures to the Operative Classes. 



1867. Dundee.. 



1868. Norwich 



1869. Exeter .. 



1870. Liverpool . 



1872. Brighton . 



1873. Bradford . 



1874. Belfast.... 



1875. Bristol .... 



1876. Glasgow . 



1877. Plymouth. 

 1879. Sheffield . 



Prof. J. Tyndall, LL.D., F.R.S. 

 Prof. Huxley, LL.D., F.R.S. 

 Prof. Miller, M.D., F.R.S. ... 



Sir John Lubbock, Bart.,M.P., 



F.R.S. 

 W.Spottiswoode,LL.D.,F.R.S. 

 C. W. Siemens, D.C.L.,F.R.S. 



Prof. Odling, F.R.S 



Dr. W. B. Carpenter, F.R.S. 

 Commander Cameron, C.B., 



R.N. 



W. H. Preece 



W. E. Ayr ton 



Matter and Force. 



A Piece of Chalk. 



Experimental illustrations of the 

 modes of detecting the Composi- 

 tion of the Sun and other Heavenly 

 Bodies by the Spectrum. 



Savages. 



Sunshine, Sea, and Sky. 



Fuel. 



The Discovery of Oxygen. 



A Piece of Limestone. 



A Journey through Africa. 



Telegraphy and the Telephone. 

 Electricity as a Motive Power. 



